The Director of a Laboratory in Charge of Making the Flu

question 47

Multiple Choice

The director of a laboratory in charge of making the flu vaccine for the upcoming season is planning her production strategy. She must consider the phenomenon of reassortment, in which

• A) two different viruses contribute genome segments to a reassorted genome that remains segmented.
• B) two different viruses contribute genetic material to form a recombinant molecule.
• C) genes within a genomic segment of a virus undergo a fast mutation rate in the presence of another virus.
• D) there is antigenetic shift.
• E) there is antigenetic drift.

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Definitions:

Concurrent

Existing, happening, or done at the same time.

Test-Retest

A method used to assess the consistency of a measure by comparing the scores of the same participants on the same test administered at two different times.

Parallel Forms

A method of reliability assessment in psychometrics where two different versions of a test are used to measure the same construct, to check for consistency.

Interrater

Relates to the degree of agreement among independent observers or raters evaluating the same phenomenon.